564162261465 has 64 divisors (see below), whose sum is σ = 1028762208000. Its totient is φ = 261485952000.

The previous prime is 564162261433. The next prime is 564162261473.

It is a happy number.

564162261465 is nontrivially palindromic in base 10.

564162261465 is digitally balanced in base 2 and base 4, because in such bases it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 564162261465 - 2⁵ = 564162261433 is a prime.

It is a super-2 number, since 2×564162261465² (a number of 24 digits) contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 100390 + ... + 1066959.

It is an arithmetic number, because the mean of its divisors is an integer number (16074409500).

Almost surely, 2^564162261465 is an apocalyptic number.

564162261465 is a gapful number since it is divisible by the number (55) formed by its first and last digit.

It is an amenable number.

564162261465 is a deficient number, since it is larger than the sum of its proper divisors (464599946535).

564162261465 is a wasteful number, since it uses less digits than its factorization.

564162261465 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1167498.

The product of its digits is 2073600, while the sum is 48.

The spelling of 564162261465 in words is "five hundred sixty-four billion, one hundred sixty-two million, two hundred sixty-one thousand, four hundred sixty-five".